2013 Topps Series #1 Baseball Unopened Factory Sealed Hobby Box of 36 Packs and Guaranteed One Autograph or Jersey This is a 2013 Topps Series #1 Baseball Unopened factory sealed Hobby Box that contains 36 packs with 10 cards per. Chance at a ton of great inserts and each box is GUARANTEED by Topps to contain either one autograph or one relic card!